Image sampler on brick wall

Hi. I was trying to integrate an image onto the parametric brick wall by using stream filter technique. However, the script is not working. I would very appreciate if anyone could help me. Thank you.

brick wall + stream (1010.1 KB)

I don’t understand what you mean by “stream filter technique”, anyway, here’s my take.
As you can see, the result from your reference image is not so obvious…

Another image…

brick wall + stream (1.4 MB)

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Hi, I was looking at this script, exactly what I was looking for, but was wondering what if I didn’t want to have a gap between bricks, something like this

hope you can help me, thank you.